It used to take Andy 4 minutes a day to blow dry his hair in the morning using a 1,875W hair dryer. How much money will he save in one 30-day month now that he no longer has to blow
dry his hair? Use the rate of electricity is $0.0783/kwh.
Question 8 (2 points)
A resistance of 79 ohms has a current of 0.13 A through it. What is the voltage of the battery in volts?
a) 10.27 volts
b) 607.7 volts

Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.

What was the first instrument to ever record an earthquake?

10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!